Skip to main content

Uncovering a SectopRAT Variant Embedded in Legitimate Software

0
Medium
Published: 09/25/2026 (09/25/2026, 14:42:13 UTC)
Source: AlienVault OTX General

Description

SectopRAT (also known as ArechClient2) is a .NET-based remote access trojan (RAT) that provides a range of functions through multiple control commands. These include collecting sensitive data from the victim’s device, capturing screens, remotely managing processes and files, controlling bots, and other forms of remote device management.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/25/2026, 15:02:48 UTC

Technical Analysis

SectopRAT is a remote access trojan implemented in .NET that provides extensive remote control capabilities over infected systems. The variant discussed is embedded within legitimate software, allowing it to evade detection and facilitate unauthorized data collection, screen capture, process and file management, and bot control. Indicators such as specific domains, hashes, and URLs linked to this malware have been identified. There is no CVE or patch associated with this malware, and no active exploitation campaigns have been confirmed at this time.

Potential Impact

If successfully deployed, SectopRAT enables attackers to exfiltrate sensitive information, monitor user activity via screen captures, manipulate system processes and files, and control compromised devices remotely. This can lead to data breaches, loss of confidentiality, and potential further compromise of networked systems. However, no active exploitation or widespread campaigns have been reported so far.

Defensive Guidance

Since this is malware embedded in legitimate software, remediation involves detecting and removing the malicious variant from infected systems. Employ endpoint detection and response (EDR) tools to identify the indicators of compromise such as the provided hashes and domains. Maintain updated antivirus and antimalware solutions and exercise caution when installing software to avoid infection. There is no patch or official fix as this is not a software vulnerability but a malware threat.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Author
AlienVault
Tlp
white
References
["https://www.fortinet.com/blog/threat-research/uncovering-a-sectoprat-variant-embedded-in-legitimate-software"]
Pulse Id
6ab688467ce23517fb31e378

Indicators of Compromise

Domain

ValueDescriptionCopy
domainbsc-dataseed1.ninicoin.io
—
domainbsc-dataseed4.ninicoin.io
—
domainbsc-dataseed3.defibit.io
—
domainbsc-dataseed4.defibit.io
—
domainbsc-dataseed3.ninicoin.io
—
domainbsc-dataseed2.ninicoin.io
—
domainbsc-dataseed2.defibit.io
—
domainbsc-dataseed1.defibit.io
—

Hash

ValueDescriptionCopy
hasha12ba3a3dcd70e02f89253c9ec78b11f
—
hash37fcbcb21d16866784050682c58424c91d3a736f6fd599271fa6e53cf5ca8a92
—
hash48d3ecbb9e0b6babe6e53e2082a076bad07ef61ccd98dcc8b9e4f390b937788b
—
hash95f6abd3c43ef4b33cd61d054527233dd2ce705804d44a04be96cfb73bb52e3a
—
hashefa07701570983909ef923ea79bb032f19fd9dac0b819fa0e4f6b1161a4cc221
—

Url

ValueDescriptionCopy
urlhttp://98.142.252.140:15847
—
urlhttp://98.142.252.140:9000/wmglb
—
urlhttps://bsc-dataseed1.defibit.io/
—
urlhttps://bsc-dataseed1.ninicoin.io/
—
urlhttps://bsc-dataseed2.defibit.io/
—
urlhttps://bsc-dataseed2.ninicoin.io/
—
urlhttps://bsc-dataseed3.defibit.io/
—
urlhttps://bsc-dataseed3.ninicoin.io/
—
urlhttps://bsc-dataseed4.defibit.io/
—
urlhttps://bsc-dataseed4.ninicoin.io/
—

Threat ID: 6ab689a4f7a7c54106e77874

Added to database: 09/25/2026, 14:48:04 UTC

Last enriched: 09/25/2026, 15:02:48 UTC

Last updated: 09/26/2026, 02:51:26 UTC

Views: 83

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

External Links

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses